CN112944746A - Liquid distributor, falling film type heat exchanger and air conditioner - Google Patents
Liquid distributor, falling film type heat exchanger and air conditioner Download PDFInfo
- Publication number
- CN112944746A CN112944746A CN201911259290.0A CN201911259290A CN112944746A CN 112944746 A CN112944746 A CN 112944746A CN 201911259290 A CN201911259290 A CN 201911259290A CN 112944746 A CN112944746 A CN 112944746A
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- Prior art keywords
- liquid
- gas
- plate
- liquid distributor
- air hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000007788 liquid Substances 0.000 title claims abstract description 187
- 239000011552 falling film Substances 0.000 title claims abstract description 15
- 239000012530 fluid Substances 0.000 claims abstract description 36
- 238000009826 distribution Methods 0.000 claims abstract description 32
- 238000000926 separation method Methods 0.000 claims abstract description 30
- 238000007789 sealing Methods 0.000 claims description 17
- 239000003507 refrigerant Substances 0.000 description 25
- 239000012071 phase Substances 0.000 description 12
- 230000000694 effects Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
- F25B39/028—Evaporators having distributing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/02—Details of evaporators
Abstract
The invention provides a liquid distributor, a falling film heat exchanger and an air conditioner. The liquid distributor comprises a liquid distribution cavity and a gas-liquid separation piece, wherein a fluid channel is arranged in the liquid distribution space, and the gas-liquid separation piece is arranged in the fluid channel and is used for separating liquid contained in gas in the fluid channel. A gas-liquid separation piece is arranged in a fluid channel in the liquid distribution cavity to intercept liquid drops carried by gas, so that the liquid drops are prevented from being discharged out of the liquid distributor along with the gas; meanwhile, the additionally arranged gas-liquid separation piece increases the flow path of gas discharged from the liquid distributor, and the gas-liquid separation efficiency is further improved.
Description
Technical Field
The invention belongs to the technical field of falling film type heat exchangers, and particularly relates to a liquid distributor, a falling film type heat exchanger and an air conditioner.
Background
The falling film evaporator is mainly composed of a liquid inlet pipe 11, a liquid distributor, a support plate 3, a heat exchange pipe 4, a steam outlet and the like, wherein in the heat exchange process, a refrigerant from the liquid inlet pipe 21 is uniformly distributed to the heat exchange pipe 4 by the liquid distributor to form a film, so that heat exchange is carried out and evaporation is carried out, and evaporated and converted gas flows out from the steam outlet to realize vaporization conversion.
The gas-liquid two-phase mixed refrigerant enters the liquid distributor from the liquid inlet pipe 11, the gas refrigerant can interfere the uniform distribution of the liquid refrigerant in the liquid distributor and influence the uniformity and stability of liquid distribution on the heat exchange pipe, so that the two-phase refrigerant needs to be separated as much as possible, and the gas-liquid two-phase separation effect of the conventional liquid distributor structure is poor.
Disclosure of Invention
Therefore, the technical problem to be solved by the present invention is to provide a liquid distributor, a falling film heat exchanger and an air conditioner, which can improve the separation effect of gas phase and liquid phase.
In order to solve the above problems, the present invention provides a liquid distributor, which includes a liquid distribution cavity and a gas-liquid separation member, wherein a fluid channel is disposed in the liquid distribution space, and the gas-liquid separation member is disposed in the fluid channel and is used for separating liquid contained in gas in the fluid channel.
Preferably, the gas-liquid separation piece comprises a baffle plate, one end of the baffle plate is fixed on the wall between the liquid distribution cavities, and the plate surface of the baffle plate shields part of the fluid channel.
Preferably, the plate surface comprises an inclined surface or an arc surface.
Preferably, the plate surface is formed into a rugged surface.
Preferably, the rugged surface is provided with one or a combination of a V-shaped groove, a U-shaped groove and an arc-shaped groove.
Preferably, the extending direction of the grooves on the uneven surface is parallel or perpendicular to the first extending direction of the plate surface.
Preferably, the liquid distribution cavity at least comprises a first chamber enclosed by a liquid homogenizing plate and an upper cover plate, and two sides of the liquid homogenizing plate are provided with first folded edges connected with the upper cover plate; the bottom of the liquid homogenizing plate is provided with a dripping hole, and the first folding edge is provided with a first air hole; the fluid passage is a passage for fluid in the chamber to flow out of the first chamber through the first air hole.
Preferably, the liquid distribution space further comprises a second cavity, the second cavity is defined by the liquid equalizing plate, the upper cover plate and the sealing plate, second folding edges connected with the upper cover plate are arranged on two sides of the sealing plate, and the sealing plate is sleeved on the periphery of the first cavity; the bottom of the sealing plate is provided with a dripping hole, and the second flange is provided with a second air hole; the fluid channel is a channel through which fluid in the first chamber flows out of the liquid distribution cavity through the first air hole and the second air hole in sequence.
Preferably, one end of the gas-liquid separating member is connected to the upper cover plate, and the gas-liquid separating member is located at one side of the first air hole or the second air hole.
According to another aspect of the present invention, there is provided a falling film heat exchanger comprising a liquid distributor as described above.
According to another aspect of the present invention, there is provided an air conditioner including the liquid distributor as described above or the falling film heat exchanger as described above.
The invention provides a liquid distributor, which comprises a liquid distribution cavity and a gas-liquid separation piece, wherein a fluid channel is arranged in the liquid distribution cavity, and the gas-liquid separation piece is arranged in the fluid channel and is used for separating liquid contained in gas in the fluid channel. A gas-liquid separation piece is arranged in a fluid channel in the liquid distribution cavity to intercept liquid drops carried by gas, so that the liquid drops are prevented from being discharged out of the liquid distributor along with the gas; meanwhile, the additionally arranged gas-liquid separation piece increases the flow path of gas discharged from the liquid distributor, and the gas-liquid separation efficiency is further improved.
Drawings
Fig. 1 is a schematic cross-sectional structure of a conventional falling film heat exchanger;
FIG. 2 is a schematic structural diagram of a liquid distributor according to an embodiment of the present invention;
FIG. 3 is an exploded view of a dispenser according to an embodiment of the present invention;
FIG. 4 is a schematic view of the working state of the liquid distributor according to the embodiment of the present invention;
FIG. 5 is a diagram of four different cross-sectional shapes of gas baffle plates in a liquid distributor according to an embodiment of the present invention;
FIG. 6 is a schematic view of four other different cross-sectional shapes of the gas baffle in the liquid distributor according to the embodiment of the present invention;
FIG. 7 is a left side view of still another configuration of an air baffle in a dispenser in accordance with an embodiment of the present invention;
FIG. 8 is a front view of FIG. 7;
fig. 9 is a view from a-a in fig. 8.
The reference numerals are represented as:
1. a housing; 11. a liquid inlet pipe; 12. a first gas port; 13. a first fluid port; 2. a liquid distribution cavity; 21. a first chamber; 22. a liquid homogenizing plate; 221. a first folded edge; 222. a first air hole; 23. a baffle plate; 24. closing the plate; 241. a second folded edge; 242. a second air hole; 25. an upper cover plate; 26. a second chamber; 3. a support plate; 4. a heat exchange tube.
Detailed Description
Referring to fig. 1 to 7-3 in combination, according to an embodiment of the present invention, a liquid distributor includes a liquid distribution cavity 2, a fluid channel and a gas-liquid separation member are disposed in the liquid distribution cavity 2, and the gas-liquid separation member is disposed in the fluid channel and is used for separating liquid contained in gas in the fluid channel.
The gas-liquid separation piece is arranged in the fluid channel of the liquid distribution cavity 2, so that liquid drops carried in the gas can be separated conveniently, and the discharged gas is ensured to contain less or no liquid. Because add gas-liquid separation spare in fluid passage, changed the fluid passage shape, prolonged the route that the gas flows through relatively, increased the collision chance of gas and gas-liquid separation spare, promoted gas-liquid separation's efficiency.
The gas-liquid separation piece comprises a baffle plate 23, one end of the baffle plate 23 is fixed on the wall of the liquid distribution cavity 2, and the plate surface of the baffle plate 23 shields the part of the fluid channel; the gas-liquid separation piece with a plate structure is adopted, so that the contact area of gas and the gas-liquid separation piece is increased; one end of the baffle 23 is fixed, so that the gas can only bypass the other end of the baffle 23, the path of the gas is relatively prolonged, and the efficiency of separating the liquid is increased.
In some embodiments, the plate surface includes an inclined surface or an arc surface, as shown in fig. 5, the included angle between the plate surface and the wall of the liquid distribution cavity 2 can be a right angle, an acute angle, an obtuse angle, or the plate surface itself is an arc, which can achieve the effect of improving the gas-liquid separation.
In order to further increase the contact area between the gas and the baffle 23, the plate surface of the baffle 23 is formed to be uneven. Preferably, the rugged surface comprises one or a combination of a V-shaped groove, a U-shaped groove, and an arc-shaped groove. The plate surface can also be provided with a concave-convex surface with a convex point structure or a combined structure mode of the above forms.
In some embodiments, the grooves in the rugged surface extend parallel or perpendicular to the first direction of extension of the surface of the plate to facilitate contact with the gas and collection of the separated liquid. The first extending direction of the plate surface is a specific extending direction of the plate surface, and the baffle 23 extends in a direction perpendicular to the paper surface as shown in fig. 1.
The liquid distribution cavity 2 can comprise a first chamber 21, the first chamber 21 is enclosed by a liquid homogenizing plate 22 and an upper cover plate 25, two sides of the liquid homogenizing plate 22 are provided with first folding edges 221 connected with the upper cover plate 25, and one end of the liquid inlet pipe 11 penetrates through the upper cover plate 25 and extends into the first chamber; the bottom of the liquid equalizing plate 22 is provided with a dripping hole, and the first folding edge 221 is provided with a first air hole 222; the fluid passage is a passage for the fluid in the first chamber to flow out of the first chamber 21 through the first air hole 222.
Gas-liquid two-phase mixed refrigerant enters the first cavity 21 from the liquid inlet pipe 11, gas phase can be discharged out of the first cavity 21 along the first air hole 222, and liquid phase flows down from the dripping hole; in the process of discharging the gas phase containing the liquid droplets out of the first chamber 222, the gas-liquid separating member shields the first gas hole 222, but a space is reserved between the gas-liquid separating member and the first gas hole, so that the flowing gas phase can collide with the gas-liquid separating member, the liquid droplets are trapped, and the discharged gas is reduced or does not entrain the liquid droplets.
The liquid distribution cavity 2 can also comprise a second cavity 26, the second cavity is enclosed by a liquid equalizing plate 22, an upper cover plate 25 and a sealing plate 24, two sides of the sealing plate 24 are provided with second folding edges 241 which are connected with the upper cover plate 25, and the sealing plate 24 is sleeved on the periphery of the first cavity 21; the bottom of the sealing plate 24 is provided with a dripping hole, and the second folding edge 241 is provided with a second air hole 242; the fluid channel is a channel formed by the fluid in the first chamber flowing out of the liquid distribution cavity 2 through the first air hole 222 and the second air hole 242 in sequence.
One end of the gas-liquid separating member is connected to the upper cover plate 25, the gas-liquid separating member is disposed at one side of the first air hole 222 or the second air hole 242, and the gas collides with the gas-liquid separating member when passing through the first air hole 222 or the second air hole 242, so that the liquid in the gas is separated.
The gas-phase refrigerant discharged from the first air hole 222 to the first chamber 21 is discharged from the liquid distribution cavity 2 through the second air hole 242, and the gas-liquid separating member can be arranged between the first air hole 222 and the second air hole 242 or arranged near the first air hole 222 in the first chamber 21, so that the gas-phase refrigerant collides with the gas-liquid separating member when discharged, the liquid is trapped, and the liquid content of the gas-phase refrigerant is reduced.
According to an embodiment of the present invention, a falling film heat exchanger includes the liquid distributor as described above.
As shown in fig. 1, a heat exchange tube 4 and support plates 3 at two sides of the heat exchange tube 4 are arranged at the lower part in a shell 1, and a liquid distributor is arranged above the heat exchange tube 4; the bottoms of the liquid homogenizing plate 22 and the sealing plate 24 in the liquid distributor are provided with dripping holes for uniformly dispersing liquid, the side edges of the liquid homogenizing plate 22 and the sealing plate 24 are provided with air holes for circulating gaseous refrigerants, as shown in fig. 4, the gas flow direction inside the liquid distributor is that the gas-liquid mixed refrigerant from the liquid inlet pipe 11 firstly collides with the bottom wall surface of the liquid homogenizing plate 22, the liquid refrigerant is gathered at the bottom and flows out along the dripping holes which play a role of flow equalization on the liquid homogenizing plate 22, the gas flow direction is rapidly changed, the gas-liquid mixed refrigerant with the changed direction integrally flows out obliquely along the first air holes 222 on the first folding edge 221, then collides with the baffle plate 23 and generates baffling, then collides with the bottom wall surface of the sealing plate 24, the gas-liquid refrigerant is gathered at the bottom of the sealing plate 24 and flows out along the dripping holes on the bottom of the sealing plate 24, the gas flow direction is rapidly changed again, the gas-liquid mixed refrigerant with the changed direction integrally flows out obliquely upwards along the second air holes 242 on the second folding, the outflow is separated again via the upper cover plate 25. The gas-liquid mixed refrigerant realizes gas-liquid separation through baffling, liquid blocking and filtering of the baffle 23 in the whole process.
The surface of the baffle 23 is designed to be a V-shaped groove or a U-shaped groove structure in the horizontal or vertical direction, so that the surface area of the gas-liquid mixed refrigerant impacting the gas baffle 23 is increased, small liquid drops are separated to the maximum extent, and the filtering effect is improved. Meanwhile, each groove can play a role in guiding liquid drops to be gathered, the probability that the liquid drops are entrained by ascending airflow is relatively small when the liquid drops are larger, the flow resistance of the relative liquid drops is also small, the liquid drops are easy to drip, and the probability that the liquid drops are finally entrained by refrigerant airflow is lower.
The invention has larger practical applicability, the falling film liquid distributor is internally provided with the baffle plates 23 with different types of structures, and the groove structure can be adopted to increase the surface area of the gas-liquid mixed refrigerant impacting the baffle plates 23 under the condition that the integral size of the baffle plates 23 is not changed, and the gas-liquid separation is realized to the maximum extent through baffling, liquid blocking and filtering.
When the gas-liquid separation device is used, a gas-liquid two-phase mixed refrigerant injected into the liquid distribution space 2 through the liquid inlet pipe 11 is baffled, liquid blocked and filtered through the baffle 23 to realize gas-liquid separation, a gaseous refrigerant bypasses the upper cover plate to go upwards and is discharged through the first air port 12 on the shell 1, a liquid refrigerant dripped from the liquid distribution space 2 is subjected to heat exchange in the heat exchange pipe 4 to be evaporated and is also discharged through the first air port 12, and a liquid refrigerant which is not subjected to phase change can be discharged through the first liquid port 13.
According to an embodiment of the present invention, an air conditioner includes the liquid distributor as described above or the falling film heat exchanger as described above.
It is easily understood by those skilled in the art that the above embodiments can be freely combined and superimposed without conflict.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention. The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (11)
1. The liquid distributor is characterized by comprising a liquid distribution cavity (2) and a gas-liquid separation piece, wherein a fluid channel is arranged in the liquid distribution cavity (2), and the gas-liquid separation piece is arranged in the fluid channel and is used for separating liquid contained in gas in the fluid channel.
2. The liquid distributor according to claim 1, wherein the gas-liquid separating member comprises a baffle plate (23), one end of the baffle plate (23) is fixed on the wall of the liquid distribution cavity (2), and the plate surface of the baffle plate (23) shields a part of the fluid channel.
3. The dispenser of claim 2, wherein the plate surface comprises an inclined surface or an arcuate surface.
4. The liquid distributor according to claim 2 or 3, wherein the plate surface is provided with a rugged surface.
5. The liquid distributor according to claim 4, wherein the rugged surface is provided with one or a combination of V-shaped grooves, U-shaped grooves and arc-shaped grooves.
6. The liquid distributor according to claim 5, wherein the grooves on the rugged surface extend in a direction parallel or perpendicular to the first direction of extension of the plate surface.
7. The liquid distributor according to claim 1, characterized in that the liquid distribution cavity (2) comprises at least a first chamber enclosed by a liquid homogenizing plate (22) and an upper cover plate (25), and both sides of the liquid homogenizing plate (22) are provided with first folding edges (221) connected with the upper cover plate (25); the bottom of the liquid homogenizing plate (22) is provided with a dripping hole, and the first folding edge (221) is provided with a first air hole (222); the fluid passage is a passage from fluid in the first chamber out of the first chamber through the first air hole (222).
8. The liquid distributor according to claim 7, wherein the liquid distribution cavity (2) further comprises a second cavity, the second cavity is defined by the liquid equalizing plate, the upper cover plate and a sealing plate (24), two sides of the sealing plate (24) are provided with second folding edges (241) which are connected with the upper cover plate (25), and the sealing plate (24) is sleeved on the periphery of the first cavity; a dripping hole is formed in the bottom of the sealing plate (24), and a second air hole (242) is formed in the second folding edge (241); the fluid channel is a channel through which fluid in the first chamber flows out of the liquid distribution cavity (2) through the first air hole (222) and the second air hole (242) in sequence.
9. The liquid distributor according to claim 7 or 8, wherein one end of the gas-liquid separator is connected to the upper cover plate (25), and the gas-liquid separator is located at one side of the first air hole (222) or the second air hole (242).
10. A falling film heat exchanger, characterized by comprising a liquid distributor according to any one of claims 1 to 9.
11. An air conditioner, characterized in that it comprises a liquid distributor according to any one of claims 1 to 9 or a falling film heat exchanger according to claim 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911259290.0A CN112944746A (en) | 2019-12-10 | 2019-12-10 | Liquid distributor, falling film type heat exchanger and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911259290.0A CN112944746A (en) | 2019-12-10 | 2019-12-10 | Liquid distributor, falling film type heat exchanger and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112944746A true CN112944746A (en) | 2021-06-11 |
Family
ID=76225632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911259290.0A Pending CN112944746A (en) | 2019-12-10 | 2019-12-10 | Liquid distributor, falling film type heat exchanger and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112944746A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114669123A (en) * | 2022-03-10 | 2022-06-28 | 山东海化集团有限公司 | Method for recycling filtered centrifugal mother liquor in ammonia-soda process soda ash production |
| WO2024066212A1 (en) * | 2022-09-28 | 2024-04-04 | 浙江银轮机械股份有限公司 | Gas-liquid separation device and new energy vehicle air-conditioning system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6868695B1 (en) * | 2004-04-13 | 2005-03-22 | American Standard International Inc. | Flow distributor and baffle system for a falling film evaporator |
| CN102853575A (en) * | 2012-08-22 | 2013-01-02 | 南京五洲制冷集团有限公司 | Air source falling film water chiller-heater unit |
| CN204027084U (en) * | 2013-12-30 | 2014-12-17 | 麦克维尔空调制冷(武汉)有限公司 | A kind of downward film evaporator |
| CN206724521U (en) * | 2017-02-23 | 2017-12-08 | 大连冷冻机股份有限公司 | Suitable for the labyrinth type liquid baffle structure of falling film evaporator |
| CN110044103A (en) * | 2018-01-15 | 2019-07-23 | 杭州赛富特设备有限公司 | A kind of falling film type shell-tube evaporator and air-conditioning system |
| CN211503337U (en) * | 2019-12-10 | 2020-09-15 | 珠海格力电器股份有限公司 | Liquid distributor, falling film type heat exchanger and air conditioner |
-
2019
- 2019-12-10 CN CN201911259290.0A patent/CN112944746A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6868695B1 (en) * | 2004-04-13 | 2005-03-22 | American Standard International Inc. | Flow distributor and baffle system for a falling film evaporator |
| CN102853575A (en) * | 2012-08-22 | 2013-01-02 | 南京五洲制冷集团有限公司 | Air source falling film water chiller-heater unit |
| CN204027084U (en) * | 2013-12-30 | 2014-12-17 | 麦克维尔空调制冷(武汉)有限公司 | A kind of downward film evaporator |
| CN206724521U (en) * | 2017-02-23 | 2017-12-08 | 大连冷冻机股份有限公司 | Suitable for the labyrinth type liquid baffle structure of falling film evaporator |
| CN110044103A (en) * | 2018-01-15 | 2019-07-23 | 杭州赛富特设备有限公司 | A kind of falling film type shell-tube evaporator and air-conditioning system |
| CN211503337U (en) * | 2019-12-10 | 2020-09-15 | 珠海格力电器股份有限公司 | Liquid distributor, falling film type heat exchanger and air conditioner |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114669123A (en) * | 2022-03-10 | 2022-06-28 | 山东海化集团有限公司 | Method for recycling filtered centrifugal mother liquor in ammonia-soda process soda ash production |
| CN114669123B (en) * | 2022-03-10 | 2023-10-20 | 山东海化集团有限公司 | Method for recycling filtered and centrifuged mother liquor in soda ash production by ammonia-soda process |
| WO2024066212A1 (en) * | 2022-09-28 | 2024-04-04 | 浙江银轮机械股份有限公司 | Gas-liquid separation device and new energy vehicle air-conditioning system |
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